import Vue from 'vue'
import Cookies from 'js-cookie'
import Element from 'element-ui'
import 'element-ui/lib/theme-chalk/index.css'
import '@/assets/styles/index.scss' // global css
import App from './App'
import store from './store'
import router from './router'
import directive from './directive' // directive
import plugins from './plugins' // plugins
import { download } from '@/utils/request'

import './assets/icons' // icon
import './permission' // permission control
import { getDicts } from "@/api/system/dict/data";
import { getConfigKey } from "@/api/system/config";
import { parseTime, resetForm, addDateRange, selectDictLabel, selectDictLabels, handleTree } from "@/utils/util";
// 分页组件
import Pagination from "@/components/Pagination";
// 自定义表格工具组件
import RightToolbar from "@/components/RightToolbar"
// 富文本组件
import Editor from "@/components/Editor"
// 文件上传组件
import FileUpload from "@/components/FileUpload"
// 图片上传组件
import ImageUpload from "@/components/ImageUpload"
// 图片预览组件
import ImagePreview from "@/components/ImagePreview"
// 字典标签组件
import DictTag from '@/components/DictTag'
// 头部标签组件
import VueMeta from 'vue-meta'
// 字典数据组件
import DictData from '@/components/DictData'

import components from '@/components/index'
Vue.use(components)

//pdf导出
import VueToPdf from "vue-to-pdf"
Vue.use(VueToPdf)
// 组件引用
import './libs/use'

// 引入全局filter
import filters from '@/utils/filters'
// 全局filter
Object.keys(filters).forEach(k => {
  Vue.filter(k, filters[k])
})

class Bus {
  constructor () {
    this.callbackList = {}
  }
  $on (name, callback) {
    // 注册事件
    this.callbackList[name] ? this.callbackList[name].push(callback) : (this.callbackList[name] = [callback])
  }
  $off (name, handler) {
      // $off() 时 type 为空，移除所有事件
      if (!name) {
        // 删除该uid下事件集合
        this.callbackList = {}
        // Bus.$off()
        return
      }
    const key = Array.isArray(name) ? name.join(',') : name
    // 删除对应的事件
    delete this.callbackList[key]
    // Bus.$off(name, handler)
  }
  $emit (name, args) {
    // 触发事件
    if (this.callbackList[name]) {
      this.callbackList[name].forEach(cb => cb(args))
    }
  }
}
Vue.prototype.$bus = new Bus()

// 全局方法挂载
Vue.prototype.getDicts = getDicts
Vue.prototype.getConfigKey = getConfigKey
Vue.prototype.parseTime = parseTime
Vue.prototype.resetForm = resetForm
Vue.prototype.addDateRange = addDateRange
Vue.prototype.selectDictLabel = selectDictLabel
Vue.prototype.selectDictLabels = selectDictLabels
Vue.prototype.download = download
Vue.prototype.handleTree = handleTree

// 全局组件挂载
Vue.component('DictTag', DictTag)
Vue.component('Pagination', Pagination)
Vue.component('RightToolbar', RightToolbar)
Vue.component('Editor', Editor)
Vue.component('FileUpload', FileUpload)
Vue.component('ImageUpload', ImageUpload)
Vue.component('ImagePreview', ImagePreview)

// Vue.prototype.$utils = VXEUtils
Vue.use(directive)
Vue.use(plugins)
Vue.use(VueMeta)
DictData.install()
import config from '@/libs/config'
// 引入amap
import AmapVue from '@amap/amap-vue'
AmapVue.config.key = config.mapKey
AmapVue.config.version = '2.0'
Vue.use(AmapVue)

/**
 * If you don't want to use mock-server
 * you want to use MockJs for mock api
 * you can execute: mockXHR()
 *
 * Currently MockJs will be used in the production environment,
 * please remove it before going online! ! !
 */

Vue.use(Element, {
  size: Cookies.get('size') || 'medium' // set element-ui default size
})

Vue.config.productionTip = false

new Vue({
  el: '#app',
  router,
  store,
  render: h => h(App)
})
